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https://github.com/kerberos-io/openalpr-base.git
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115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
#pragma once
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdint.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netdb.h>
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#include <netinet/in.h>
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#include <sys/fcntl.h>
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#define BS_MAJOR_VERSION 1
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#define BS_MINOR_VERSION 2
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#define BS_PATCH_VERSION 0
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#define BS_STATUS_OK 0
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#define BS_STATUS_FAIL -1
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#define BS_STATUS_EXPECTED_CRLF -2
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#define BS_STATUS_JOB_TOO_BIG -3
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#define BS_STATUS_DRAINING -4
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#define BS_STATUS_TIMED_OUT -5
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#define BS_STATUS_NOT_FOUND -6
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#define BS_STATUS_DEADLINE_SOON -7
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#define BS_STATUS_BURIED -8
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#define BS_STATUS_NOT_IGNORED -9
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct bs_message {
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char *data;
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char *status;
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size_t size;
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} BSM;
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typedef struct bs_job {
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int64_t id;
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char *data;
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size_t size;
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} BSJ;
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// optional polling call, returns 1 if the socket is ready of the rw operation specified.
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// rw: 1 => read, 2 => write, 3 => read/write
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// fd: file descriptor of the socket
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typedef int (*bs_poll_function)(int rw, int fd);
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/* Handle DSO symbol visibility - Stolen from zmq.h */
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#if defined _WIN32
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# if defined DLL_EXPORT
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# define BSC_EXPORT __declspec(dllexport)
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# else
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# define BSC_EXPORT __declspec(dllimport)
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# endif
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#else
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# if defined __SUNPRO_C || defined __SUNPRO_CC
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# define BSC_EXPORT __global
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# elif (defined __GNUC__ && __GNUC__ >= 4) || defined __INTEL_COMPILER
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# define BSC_EXPORT __attribute__ ((visibility("default")))
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# else
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# define BSC_EXPORT
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# endif
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#endif
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// export version
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BSC_EXPORT void bs_version(int *major, int *minor, int *patch);
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// polling setup
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BSC_EXPORT void bs_start_polling(bs_poll_function f);
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BSC_EXPORT void bs_reset_polling(void);
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// returns a descriptive text of the error code.
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BSC_EXPORT const char* bs_status_text(int code);
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BSC_EXPORT void bs_free_message(BSM* m);
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BSC_EXPORT void bs_free_job(BSJ *job);
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// returns socket descriptor or BS_STATUS_FAIL
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BSC_EXPORT int bs_connect(char *host, int port);
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BSC_EXPORT int bs_connect_with_timeout(char *host, int port, float secs);
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// returns job id or one of the negative failure codes.
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BSC_EXPORT int64_t bs_put(int fd, uint32_t priority, uint32_t delay, uint32_t ttr, char *data, size_t bytes);
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// rest return BS_STATUS_OK or one of the failure codes.
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BSC_EXPORT int bs_disconnect(int fd);
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BSC_EXPORT int bs_use(int fd, char *tube);
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BSC_EXPORT int bs_watch(int fd, char *tube);
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BSC_EXPORT int bs_ignore(int fd, char *tube);
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BSC_EXPORT int bs_delete(int fd, int64_t job);
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BSC_EXPORT int bs_reserve(int fd, BSJ **job);
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BSC_EXPORT int bs_reserve_with_timeout(int fd, uint32_t ttl, BSJ **job);
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BSC_EXPORT int bs_release(int fd, int64_t id, uint32_t priority, uint32_t delay);
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BSC_EXPORT int bs_bury(int fd, int64_t id, uint32_t priority);
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BSC_EXPORT int bs_touch(int fd, int64_t id);
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BSC_EXPORT int bs_peek(int fd, int64_t id, BSJ **job);
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BSC_EXPORT int bs_peek_ready(int fd, BSJ **job);
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BSC_EXPORT int bs_peek_delayed(int fd, BSJ **job);
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BSC_EXPORT int bs_peek_buried(int fd, BSJ **job);
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BSC_EXPORT int bs_kick(int fd, int bound);
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BSC_EXPORT int bs_list_tube_used(int fd, char **tube);
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BSC_EXPORT int bs_list_tubes(int fd, char **yaml);
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BSC_EXPORT int bs_list_tubes_watched(int fd, char **yaml);
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BSC_EXPORT int bs_stats(int fd, char **yaml);
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BSC_EXPORT int bs_stats_job(int fd, int64_t id, char **yaml);
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BSC_EXPORT int bs_stats_tube(int fd, char *tube, char **yaml);
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#ifdef __cplusplus
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}
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#endif
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